Wispering Walnut Share definition Flag The act of lightly puffing air into a vagina while engaging in oral sex. I love you so much I'm going to give you a wispering walnut tonight. Wispering Walnut by Leprekan_45 September 7, 2010 0 0 Get merch Get the Wispering Walnut mug. Buy Now — $32.95 See more merch